GLASS BODY FOR PRESSURE FORMING AND METHOD FOR MANUFACTURING THE SAME, AND MICROFABRICATED GLASS BODY AND METHOD FOR MANUFACTURING THE SAME
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United States of America Patent
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Feb 2, 2016
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Aug 29, 2013
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Provided are a glass body for pressure forming enabling press forming in a low-temperature range without the need of a special mold material, and a method for manufacturing the same. A glass body for pressure forming 1 having a porosified layer 1b formed by porosifying a surface thereof and having a Vickers hardness of 85 N/mm2 or less on the porosified surface. The porosified layer 1b can be manufactured by phase-separating the glass body by spinodal decomposition, acid-treating the phase-separated glass body and then treating the acid-treated glass body with alkali or hot water to porosify the surface of the glass body.
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